Home / 40,762.60-56,228.54-25,631.30

Finding the Fourth Proportional to 40,762.60, 56,228.54 and 25,631.30

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Solution

The fourth proportional to 40,762.60, 56,228.54 and 25,631.30 is: 35,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,762.60 : 56,228.54 = 25,631.30 : x
  2. Step 2: Convert to fraction form
    40,762.60/56,228.54 = 25,631.30/x
  3. Step 3: Cross multiply
    40,762.60x = 56,228.54 × 25,631.30
  4. Step 4: Simplify right side
    40,762.60x = 1,441,210,577.30
  5. Step 5: Solve for x
    x = 1,441,210,577.30/40,762.60
  6. Step 6: Final answer
    x = 35,356.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.